Carlsberg, the Danish brewer, is said to be weighing up a move for Asahi’s stake in Chinese beermaker Tsingtao, according to a Bloomberg report quoting “people familiar with the matter”. Asahi, the leading Japanese beer producer, acquired its 20% stake in Tsingtao in 2009. Bloomberg estimates the value of the stake to be around S1.2 billion. Tsingtao, China’s second biggest domestic beer producer, faces stiff competition from major players such …